Suitable for most (20 – 25) litre rucksacks for better visibility and safety; Two 25mm vertical reflective tapes to enhance visibility in the darkness; Front mesh pocket; Elasticated edging with simple fixing fasteners; All colours are 100% waterproof with taped inside seams; Suitable for screen printing and transfer printing etc. Capacity 20 – 25 Litres Washing Instructions Maximum washing temperature 40 ?C. Normal process. No bleaching allowed.